Citroen C5 (2017) is 355 mm (13.98 inch) longer, 56 mm (2.20 inch) wider and has 18 liters (0.64 ft3) bigger cargo space than Mercedes GLA-Class (2016).
Mercedes GLA-Class (2016) is 36 mm (1.42 inch) higher and 225 kg (496 lbs) lighter than Citroen C5 (2017).